CORELITE
DESCRIPTION
One of Corelite's latest additions to its line of architectural direct-indirect
extruded fixtures, the Loft, features crisp modern lines with a new High
Efficiency Louver that offers up to 7% greater efficiency than the standard
cross blade. The Loft also offers the complete array of Corelite's innovative
and efficient optical components, including the revolutionary
Slide-N-LockTM optics. The Loft may be mounted individually or
continuously with 4', 8' and 12' modular sections and is suited for open
offices, private offices, conference rooms, reception areas and educational
facilities.
Type
Catalog #
Project
Date
Comments
Prepared by
SPECIFICATION FEATURES
A ... Construction
Housing is 6063 T5 aluminum
extrusion forming a 7-1/2" x 2-1/2"
angled profile. Standard 4'-0", 8'-0"
and 12'-0" fixture lengths combine
for continuous runs.
D ... Reflectors
Reflector pan is painted with a high
reflectance white powder coat
finish. Optional dieformed side
reflectors are highly specular
anodized aluminum.
B ... End Caps
Standard end caps are precision
die-cast aluminum, mechanically
attached without exposed
fasteners.
E ... Electrical
T5/T5HO fixtures are pre-wired
with quick wire connectors and use
UL listed Class P, T5/T5HO
program rapid start universal
voltage electronic ballasts, power
factor of 97% with less than 10%
THD. Fixtures and electrical
components certified to UL and
CUL standards.
C ... Louver
A continuous 93% reflective
painted white aluminum 1-1/4"
blades spaced 2-1/4" on-center
with a 2-3/4" opening.
A
E
C
D
F ... Finish
Fixture housings are standard
white using electrostatically
applied polyester powder coat
paint.
Mounting
Standard aircraft cable mounts on
4'-0", 8'-0" and 12'-0" centers. Refer
to installation section for various
ceiling interface details and rigid
pendant mounting details.
Loft
High Efficiency
Louver
F
B
3T5
3T5HO
Suspended
Direct/Indirect
2-1/2"
[64mm]
Light Distribution
Indirect - 68.0%
Direct - 32.0%
7-1/2" [190mm]
1-3/4" [44mm]
End Cap Side View
M O D U L E S A N D D I M E N S I O N S*
48" [1219mm]
96" [2438mm]
144" [3658mm]
*Dimensions do not include end caps.
ORDERING INFORMATION
Sample Number: L2-WW-3T5-1C-UNV-AC48-T1-12
Series
L2=Loft Suspended
Number of Lamps
3=3 Lamps
Number of Circuits
1=1 Circuit
Optics Up
S=Specular
Lamp Type
N5=T5 Normal Output
W=White
T5=T5 High Output
Optics Down
W=High Efficiency Louver
1
2=2 Circuits
Wiring 1
B=Battery Pack
C=Standard Circuit
D=Dimming
E=Emergency
T=Nightlight
Y=Daylight
Notes: 1
2
Not all options available. Please consult your Cooper Lighting Representative for availability.
Consult adder section of the price guide for additional standard lengths.
Voltage 1
120=120V
277=277V
347=347V
UNV=Universal
(120V277V)
Suspension
A=Aircraft Cable
Suspension Length
Adjustable Cable
48", 120", 240", 300", or
360" (infinite adjustment
along entire length of
cable)
Rigid Pendant
2
12", 15", 18", 21", 24", or
27"
P=Rigid Pendant
Power Feed 1
C=Straight Cord
K=Curly Cord
P=Rigid Pendant
Specifications and Dimensions subject to change without notice.
Consult your representative for additional options and finishes.
Ceiling Type
T1=1" T-Bar
Options
T9=9/16" T-Bar
TS=Slotted T-Bar
DL1
ST=Structure
JB=4" Octagonal
J-Box
DL3
Slide-N-Lock™
DL2
DL4
DL5
DL6
Run Length
Individually Mounted
Luminaires may be 4',
8', or 12' in length
Continuously
Mounted
DL7
DL8
Lamp Isolator Kit
DL/UDU
DL/DUD
Standard row
configurations over
12' consist of 8' and
12' sections
DL/UXU
DL/DXD
DL/XDX
ADE090026
DL/XUX
12/01/2009 7:40:38 PM
PHOTOMETRICS
Corelite
Coeffici ents o f U tili zatio n
Cand ela
Effective floor cavity reflectance
80%
70%
70 50 30 10
70 50 30
rc
rw
20%
10
50%
50 30 10
30%
50 30 10
10%
50 30 10
0%
0
RCR
0
99
99
99
99
89
89
89
89
70
70
70
54
54
54
38
38
38
31
1
2
90
83
87
76
83
70
80
66
81
74
78
69
75
64
72
60
62
55
60
52
58
49
48
42
46
40
45
38
34
30
33
29
33
28
27
23
3
4
5
6
76
69
64
59
67
59
53
48
60
52
46
40
55
47
40
35
68
62
57
53
61
54
48
43
55
48
42
37
50
43
37
32
49
43
39
35
45
39
34
30
41
36
31
27
38
34
30
28
35
31
27
24
33
29
25
22
27
25
22
20
26
23
20
18
24
21
19
17
20
17
15
14
7
8
9
10
54
50
47
44
43
39
36
33
36
32
29
26
31
27
24
22
49
45
42
39
39
36
32
30
33
29
26
24
28
25
22
20
32
29
27
25
27
24
22
20
24
21
19
17
25
23
21
20
22
20
18
16
19
17
16
14
19
17
16
15
17
15
14
13
15
13
12
11
12
11
10
9
L2-SW-3T5
(3) FP54/841/HO
4500 Lumens
Angle
0
Along II
2135
o
45
2135
Across I
2135
5
15
2113
1942
2093
1838
2075
1796
25
35
1683
1371
1504
1305
1602
1356
45
55
65
75
1031
677
345
176
968
635
310
164
1014
446
346
159
85
90
95
105
41
0
106
460
32
0
181
964
23
0
150
834
115
125
135
145
844
1188
1502
1765
1684
1886
1921
1992
1856
2311
2329
2201
155
165
175
180
1960
2087
2141
2128
2065
2128
2126
2128
2139
2148
2114
2128
Efficiency 96.0%
Test Report
#ITL63570
Zona l Lume n S umma r y
Lu mi nance D ata
Zone
0-30
Lumens
1443
%Lamp
10.8
%Fixture
11.3
Angle
in Deg
0-Deg
cd/sm
45-Deg
cd/sm
90-Deg
cd/sm
0-40
0-60
0-90
2265
3546
4102
17.0
26.6
30.7
17.7
27.7
32.0
45
55
65
8384
6787
4694
7872
6366
4218
8246
4471
4708
40-90
60-90
90-180
0-180
1837
556
8717
12819
13.7
4.1
65.3
96.0
14.3
4.3
68.0
100.0
75
85
3910
2705
3644
2111
3533
1517
COMMON CIRCUIT CONFIGURATIONS
2C=Two circuit luminaire
2E=Two circuit luminaire with emergency circuit
2C
1B=Single circuit luminaire with battery pack
48"(1219mm)
=Circuit 1
=Circuit 2
=Emergency Circuit
2E
=Battery Circuit
96"(2438mm)
=Power Mount
1B
=Non-Power Mount
144"(3658mm)
STANDARD ROW CONFIGURATIONS
F IXT UR E
L E NG T H
4'
4'
1
8'
12'
8'
12' 16' 20' 24' 28' 32' 36' 40' 44' 48'
1
2
1
1
1
2
2
1
1
2
3
2
1
2
3
4
52' 56' 60' 64' 68'
2
1
3
4
5
2
1
4
5
72' 76' 80' 84' 88' 92' 96' 100' 104' 108'
6
2
1
5
6
7
Specifications and Dimensions subject to change without notice.
Corelite • 18001 E. Colfax Ave. • Aurora, CO 80011 • 303.393.1522 • FAX 303.393.1477
2
1
6
7
8
2
1
7
8
9
ADE090026
12/01/2009 7:40:38 PM